﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace WpfOnTop
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        private string alpha = "ABCDEFGH";
        private Random random = new Random();
        private int current;

        public MainWindow()
        {
            InitializeComponent();
            current = random.Next(1000);
            lblCurrent.Content = alpha[random.Next(alpha.Length)].ToString() + " " + current.ToString();
        }

        private void nextClick(object sender, RoutedEventArgs e)
        {
            current++;
            current %= 1000;
            lblCurrent.Content = alpha[random.Next(alpha.Length)].ToString() + " " + current.ToString();      
        }
    }
}
